Home / 1,225,903.92-1,690,788.84-796,322.45

Finding the Fourth Proportional to 1,225,903.92, 1,690,788.84 and 796,322.45

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Solution

The fourth proportional to 1,225,903.92, 1,690,788.84 and 796,322.45 is: 1,098,302.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,903.92 : 1,690,788.84 = 796,322.45 : x
  2. Step 2: Convert to fraction form
    1,225,903.92/1,690,788.84 = 796,322.45/x
  3. Step 3: Cross multiply
    1,225,903.92x = 1,690,788.84 × 796,322.45
  4. Step 4: Simplify right side
    1,225,903.92x = 1,346,413,103,047.51
  5. Step 5: Solve for x
    x = 1,346,413,103,047.51/1,225,903.92
  6. Step 6: Final answer
    x = 1,098,302.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.